Anatomy & Physiology (6th Edition)

6th Edition

ISBN: 9780134156415

Author: Elaine N. Marieb, Katja N. Hoehn

Publisher: PEARSON

See similar textbooks

Concept explainers

Muscle Action

A change in the body or a bodily organ as a result of its functioning is referred to as an action. Muscle action can be defined as the specific movement of a bodily part generated by the contraction of a muscle. The muscle proteins actin and myosin are t…

Videos

Textbook Question

Chapter 9.4, Problem 8CYU

What is the final trigger for contraction? What is the initial trigger?

Expert Solution & Answer

Want to see the full answer?

Check out a sample textbook solution

See solution

Chapter 9.4, Problem 7CYU

Chapter 9.4, Problem 9CYU

Students have asked these similar questions

What six interlocking steps are involved in the contraction process?

What is a continuous contractions with no evidence of relaxation?

What ion is involved in summation of contraction?

Chapter 9 Solutions

Anatomy & Physiology (6th Edition)

Ch. 9.1 - When describing muscle, what does striated mean?Ch. 9.1 - Prob. 2CYU Ch. 9.2 - How does the term epimysium relate to the role and...Ch. 9.3 - Which myofilaments have binding sites for calcium?...Ch. 9.3 - Which region or organelle-cytosol, mitochondrion,...Ch. 9.3 - MAKING CONNECTIONS Consider a phosphorus atom that...Ch. 9.4 - What are the three structural components of a...Ch. 9.4 - What is the final trigger for contraction? What is...Ch. 9.4 - What prevents the filaments from sliding back to...Ch. 9.4 - What would happen if a muscle fiber suddenly ran...

Ch. 9.5 - What is a motor unit?Ch. 9.5 - What is happening in the muscle during the latent...Ch. 9.5 - Prob. 13CYU Ch. 9.6 - When Eric returned from jogging, he was breathing...Ch. 9.7 - List two factors that influence contractile force...Ch. 9.7 - Prob. 16CYU Ch. 9.8 - How do aerobic and resistance exercise differ in...Ch. 9.9 - Compare the structures of skeletal and smooth...Ch. 9.9 - Calcium is the trigger for contraction of all...Ch. 9.9 - How does the stress-relaxation response suit the...Ch. 9.9 - MAKING CONNECTIONS Intracellular calcium performs...Ch. 9 - The connective tissue covering that encloses the...Ch. 9 - Prob. 2MC Ch. 9 - Prob. 3MC Ch. 9 - Prob. 4MC Ch. 9 - Prob. 5MC Ch. 9 - Contraction elicited by a single brief stimulus is...Ch. 9 - A smooth, sustained contraction resulting from...Ch. 9 - Characteristics of isometric contractions include...Ch. 9 - During muscle contraction, ATP is provided by (a)...Ch. 9 - The neurotransmitter released by somatic motor...Ch. 9 - The ions that enter the skeletal muscle cell...Ch. 9 - Myoglobin has a special function in muscle tissue....Ch. 9 - Prob. 13MC Ch. 9 - The smooth muscle type found in the walls of...Ch. 9 - Name and describe the four special functional...Ch. 9 - Distinguish between (a) direct and indirect muscle...Ch. 9 - (a) Describe the structure of a sarcomere and...Ch. 9 - What is the importance of acetylcholinesterase in...Ch. 9 - Explain how a slight (but smooth) contraction...Ch. 9 - Explain what is meant by the term...Ch. 9 - Define and draw a motor unit.Ch. 9 - Describe the three distinct types of skeletal...Ch. 9 - True or false: Most muscles contain a predominance...Ch. 9 - Describe some cause(s) of muscle fatigue and...Ch. 9 - Define EPOC.Ch. 9 - Smooth muscle has some unique properties, such as...Ch. 9 - Lets continue our tale of Mrs. DeStephanos medical...Ch. 9 - Lets continue our tale of Mrs. DeStephanos medical...Ch. 9 - Lets continue our tale of Mrs. DeStephanos medical...Ch. 9 - Lets continue our tale of Mrs. DeStephanos medical...

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.

What is the final trigger for contraction? What is the initial trigger?

Solution Summary: The author explains the process of contraction and relaxation in skeletal muscle fibers by the sliding filament mechanism.

Concept explainers

Videos

Want to see the full answer?

Chapter 9 Solutions